Finding the Fourth Proportional to 82,321.74, 113,603.99 and 44,595.99
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Solution
The fourth proportional to 82,321.74, 113,603.99 and 44,595.99 is: 61,542.46
Step by Step Solution
- Step 1: Write the proportion equation
82,321.74 : 113,603.99 = 44,595.99 : x - Step 2: Convert to fraction form
82,321.74/113,603.99 = 44,595.99/x - Step 3: Cross multiply
82,321.74x = 113,603.99 × 44,595.99 - Step 4: Simplify right side
82,321.74x = 5,066,282,179.02 - Step 5: Solve for x
x = 5,066,282,179.02/82,321.74 - Step 6: Final answer
x = 61,542.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.